{"product_id":"carrier-c50a302762-transformer-h302a1","title":"OEM Carrier Transformer 40VA 120V-24V for C50A302762","description":"\u003ch1\u003eOEM Carrier 40VA Control Transformer for Model C50A302762\u003c\/h1\u003e\u003cp\u003eThis OEM control transformer is the factory-specified replacement for the \u003cstrong\u003eCarrier C50A302762\u003c\/strong\u003e commercial packaged unit. The transformer steps down line voltage (120V) to the 24V signal used by your thermostat, contactor coil, and all safety controls. When the transformer fails, the entire control circuit goes dead — your thermostat goes blank, the system won't respond to any call for heating or cooling, and no diagnostic codes appear on the board. Replacing this part is often the fastest fix for a completely unresponsive unit.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 40VA rating | Primary: 120V | Secondary: 24V | OEM part numbers HT01BD236 and HT01BD702 | Factory-matched windings and insulation class\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM transformers are wound to exact VA and impedance specs for the Carrier C50A302762 control circuit. Generic units may underperform under full load, causing nuisance lockouts or premature board failure due to voltage sag.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Shut off all power at the disconnect before beginning. Tools needed: flathead and Phillips screwdrivers, multimeter, wire nuts or spade connectors. Photograph or label all wiring before disconnecting. Verify 24V output with a multimeter after installation before restoring full power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. In-stock units ship same business day from our warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for the \u003cstrong\u003eCarrier C50A302762\u003c\/strong\u003e commercial rooftop\/packaged unit. This transformer supersedes both OEM part numbers HT01BD236 and HT01BD702 — either number confirms fitment. Always verify your unit's control voltage requirements on the data plate before ordering. Have a question about fitment? Our HVAC parts specialists confirm compatibility before you buy.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909703520627,"sku":"CARRIE-C50A302762-TRANSFORMER-HT01BD236","price":47.25,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909703553395,"sku":"CARRIE-C50A302762-TRANSFORMER-HT01BD236-GEN","price":18.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-transformer-control-HT01BD236_f832f83f-baf6-45bf-aec2-e6b10e6fb678.jpg?v=1782939337","url":"https:\/\/nationalhvacparts.com\/products\/carrier-c50a302762-transformer-h302a1","provider":"National HVAC Parts","version":"1.0","type":"link"}